111001222 has 8 divisors (see below), whose sum is σ = 168150672. Its totient is φ = 54951000.

The previous prime is 111001213. The next prime is 111001229. The reversal of 111001222 is 222100111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 111001199 and 111001208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274554 + ... + 274957.

It is an arithmetic number, because the mean of its divisors is an integer number (21018834).

Almost surely, 2^111001222 is an apocalyptic number.

111001222 is a deficient number, since it is larger than the sum of its proper divisors (57149450).

111001222 is a wasteful number, since it uses less digits than its factorization.

111001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549614.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 111001222 is about 10535.7117462467. The cubic root of 111001222 is about 480.5913169690.

Adding to 111001222 its reverse (222100111), we get a palindrome (333101333).

The spelling of 111001222 in words is "one hundred eleven million, one thousand, two hundred twenty-two".